| 摘要 |
The present invention comprises: a light emitting part comprising a board and a plurality of light emitting devices disposed on the board; a reflecting part having a reflective surface which faces the light emitting devices; and a plurality of protruding parts which are disposed to be spaced apart from one another on the reflective surface so as to correspond to the light emitting devices and reflect light radiated from the light emitting devices, wherein each of the plurality of protruding parts has a shape in which the length of a first direction is greater than the length of a second direction and the reflective surface comprises a curved surface part which is curved in the first direction, wherein the first direction is a direction from the reflective surface towards the light emitting part, and the second direction is perpendicular to the first direction. |
